8378305

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{821}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 10909584

約数和(自身を除く): 2531279

約数列:

[1, 5, 13, 65, 157, 785, 821, 2041, 4105, 10205, 10673, 53365, 128897, 644485, 1675661, 8378305]

約数ペア:

[(1, 8378305), (5, 1675661), (13, 644485), (65, 128897), (157, 53365), (785, 10673), (821, 10205), (2041, 4105)]